Cold and hot diarrhea are related to dysentery, malaria, gastrointestinal flu and other diseases: 1. Dysentery: a digestive tract disease caused by dysentery bacillus infection, this bacterium will mainly stimulate the intestinal mucosa, affecting the absorption and secretion function of the intestine, so during the disease is a serious diarrhea as a performance. Because dysentery is an infectious disease, it affects the immune system and the nervous system of the pituitary brain during the disease. 2. Malaria: The disease is induced by Plasmodium infection, and patients will have symptoms such as repeated high fever and chills during the disease, and it is accompanied by severe diarrhea. Malaria is more dangerous and can even threaten life if not controlled in time. 3.Cold: Some people have diarrhea accompanied by cold and fever, which is caused by gastrointestinal cold disease, and this disease is caused by the invasion of the intestinal tract by coxsackie virus.